library/classes/Controller.class.php

   1 <?php
   2
   3 require_once(dirname(__FILE__) . "/../Smarty.class.php");
   4 define("SMARTY_DIR", dirname(__FILE__) . "/../");
   5
   6 class Controller extends Smarty {
   7
   8        var $_current_action;
   9        var $_state;
  10        var $_args = array();
  11
  12        function Controller() {
  13                parent::Smarty();
  14                $this->template_mod = "general";
  15                $this->_current_action = "";
  16                $this->_state = true;
  17                $this->compile_dir = $GLOBALS['fileroot'] . "/interface/main/calendar/modules/PostCalendar/pntemplates/compiled";
  18                $this->compile_check = true;
  19                $this->assign("PROCESS", "true");
  20                $this->assign("HEADER", "<html><head></head><body>");
  21                $this->assign("FOOTER", "</body></html>");
  22                $this->assign("CONTROLLER", "controller.php?");
  23                $this->assign("CONTROLLER_THIS", "controller.php?" . $_SERVER['QUERY_STRING']);
  24        }
  25
  26        function set_current_action($action) {
  27                $this->_current_action = $action;
  28        }
  29
  30        function default_action() {
  31                echo "<html><body></body></html>";
  32        }
  33
  34        function process_action() {
  35                $this->default_action();
  36        }
  37
  38        function populate_object(&$obj) {
  39                if(!is_object($obj)) {
  40                        $this->function_argument_error();
  41                }
  42
  43                foreach($_POST as $varname => $var) {
  44                        $varname = preg_replace("/[^A-Za-z0-9_]/","",$varname);
  45                        $func = "set_" . $varname;
  46                        if (    (!(strpos("_",$varname) === 0)) && is_callable(array($obj,$func))       ) {
  47                                //echo "c: $func on w: "  . $var . "<br />";
  48                                if ((get_magic_quotes_gpc() || get_magic_quotes_runtime()) && !is_array($var) ) {
  49                                        $var = stripslashes($var);
  50                                }
  51                                call_user_func_array(array(&$obj,$func),array($var, $_POST));
  52                        }
  53                }
  54
  55                return true;
  56        }
  57
  58        function function_argument_error() {
  59                $this->display($GLOBALS['template_dir'] . "error/" . $this->template_mod . "_function_argument.html");
  60                exit;
  61        }
  62
  63        function i_once($file) {
  64                return include_once($file);
  65        }
  66
  67        function act($qarray) {
  68
  69                if (isset($_GET['process'])){
  70          unset($_GET['process']);
  71          unset($qarray['process']);
  72          $_POST['process'] = "true";
  73        }
  74                $args = array_reverse(array_keys($qarray));
  75                $c_name = preg_replace("/[^A-Za-z0-9_]/","",array_pop($args));
  76                $parts = split("_",$c_name);
  77                $name = "";
  78
  79                foreach($parts as $p) {
  80                        $name .= ucfirst($p);
  81                }
  82
  83                $c_name = $name;
  84                $c_action = preg_replace("/[^A-Za-z0-9_]/","",array_pop($args));
  85                $args = array_reverse($args);
  86
  87                // load dutch version for C_Prescription.class
  88                if ( (LANGUAGE == '5') && ($c_name == "Prescription") ) $c_name .= 'dutch';
  89
  90                if(!@call_user_func(array(Controller,"i_once"),$GLOBALS['fileroot'] ."/controllers/C_" . $c_name . ".class.php")) {
  91                        echo "Unable to load controller $name\n, please check the first argument supplied in the URL and try again";
  92                        exit;
  93                }
  94
  95                $obj_name = "C_" . $c_name;
  96                $c_obj = new $obj_name();
  97
  98                if (empty ($c_action)) {
  99                        $c_action = "default";
 100                }
 101
 102                $c_obj->_current_action = $c_action;
 103                $args_array = array();
 104
 105                foreach ($args as $arg) {
 106                        $arg = preg_replace("/[^A-Za-z0-9_]/","",$arg);
 107                        //this is a workaround because call user func does funny things with passing args if they have no assigned value
 108                        if (empty($qarray[$arg])) {
 109                                //if argument is empty pass null as value and arg as assoc array key
 110                                $args_array[$arg] = null;
 111                        }
 112                        else {
 113                                $args_array[$arg] = $qarray[$arg];
 114                        }
 115                }
 116
 117                $output = "";
 118                //print_r($args_array);
 119                if ($_POST['process'] == "true") {
 120
 121                        if (is_callable(array(&$c_obj,$c_action . "_action_process"))) {
 122                                //echo "ca: " . $c_action . "_action_process";
 123                                $output .= call_user_func_array(array(&$c_obj,$c_action . "_action_process"),$args_array);
 124                                if ($c_obj->_state == false) {
 125                                        return $output;
 126                                }
 127                        }
 128                        //echo "ca: " . $c_action . "_action";
 129                        $output .=  call_user_func_array(array(&$c_obj,$c_action . "_action"),$args_array);
 130
 131                }
 132                else {
 133                                if (is_callable(array(&$c_obj,$c_action . "_action"))) {
 134                                        //echo "ca: " . $c_action . "_action";
 135                                        $output .=  call_user_func_array(array(&$c_obj,$c_action . "_action"),$args_array);
 136                                }
 137                                else {
 138                                        echo "The action trying to be performed: " . $c_action ." does not exist controller: ". $name;
 139                                }
 140                }
 141
 142
 143                return $output;
 144        }
 145
 146        function _link($action = "default",$inlining = false) {
 147                $url_parts = split("&",$_SERVER['REQUEST_URI']);
 148                $link = array_shift($url_parts);
 149                //print_r($url_parts);
 150
 151                if (strpos($url_parts[0],"=") === false) {
 152                        $inline_arg = $url_parts[0];
 153                        $url_parts[0] = $action;
 154                }
 155                else {
 156                        array_unshift($url_parts,$action);
 157                }
 158                if ($inlining) {
 159                        $link .= "&" . $inline_arg;
 160                        $link .= "&action=" . $url_parts[0];
 161                }
 162                else {
 163                        $link .= "&" . $url_parts[0];
 164                }
 165
 166                foreach ($this->_args as $arg_name => $arg) {
 167                        $link .= "&" . $arg_name . "=" . $arg;
 168                }
 169                $link .= "&";
 170                return  $link;
 171        }
 172
 173 }
 174
 175 ?>